docs: def tkvrsn(item):
      """
      Given an item such as the Toolkit or an entry point name, return
      the latest version string.
  
      http://naif.jpl.nasa.gov/pub/naif/toolkit_docs/C/cspice/tkvrsn_c.html
  
      :param item: Item for which a version string is desired.
      :type item: str
      :return: the latest version string.
      :rtype: str
      """
      item = stypes.stringToCharP(item)
      return stypes.toPythonString(libspice.tkvrsn_c(item))